| Deposit ID | 10014199 |
|---|---|
| MRDS ID | D010867 |
| Record type | Site |
| Current site name | Castle Rock Springs Claim |
| Alternate or previous names | Patented Claim: Castle Rock Springs, Ms 1779 |
| Geographic coordinates: | -107.81675, 37.59723 (WGS84) |
|---|---|
| Elevation | 2682 |
| Location accuracy | 250(meters) |
| Relative position | 16.4 MILES S 30 W FROM SILVERTON |
Political divisions (FIPS codes)
La Plata(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Electra Lake(quadrangle 1:24,000 scale)
Silverton(quadrangle 1:100,000 scale)
Durango(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Animas(hydrologic unit)
Upper San Juan(hydrologic accounting unit)
San Juan(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
San Juan National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | La Plata |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 039N | 009W | 35,36 | NE OF SE (35); W2 OF NW OF SW (36) | Colorado |
| Commodity | Importance |
|---|---|
| Copper | Primary |
| Gold | Secondary |
| Materials | Type of material |
|---|---|
| Malachite | Ore |
| Calcite | Gangue |
| Result | CHIP SAMPLE OF LIMESTONE AND MALACHITE FROM FRACTURE ZONE CONTAINED 0.01% CU. CHIP SAMPLE OF LIMESTONE AND CALCITE FROM PIT CONTAINED 0.01% CU AND 0.031 OZ/TON AU. |
|---|
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Monzonite | ||
| Rock unit name | Electra Lake Gabbro;Monzonite Porphyry | ||
| Rock description | Electra Lake Gabbro;Monzonite Porphyry | ||
| |||
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Gabbro |
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Carbonate > Limestone |
| Rock unit name | Ouray Limestone;Leadville Limestone |
| Rock description | Ouray Limestone;Leadville Limestone |
| (1) | -107.81675, 37.59723 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Uplift |
| Type of structure | Local |
| Structure description | Needle Mtns Uplift |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1833 |
| Discoverer | Dolores Valley Mining Co. (Claimant) |
| District name | Cascade District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | San Juan N. F. |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010867 |
SCOTT, D.C., 1983, MINERAL INVESTIGATION OF THE WEST NEEDLE WILDERNESS STUDY AREA AND THE BLM WEST NEEDLE CONTIGUOUS WILDERNESS STUDY AREA, LA PLATA AND SAN JUAN COUNTIRES, COLORADO: USBM MLA 35-83, P. 18.
CROSS, WHITMAN, AND HOLE, A.D., 1910, DESCRIPTION OF THE ENGINEER MOUNTAIN QUADRANGLE: USGS FOLIO 171.
BLM MINERAL SURVEY MS 1779
| Subject category | Comment text |
|---|---|
| Deposit | MINE DEVELOPED ON PROBABLE FRACTURE OR FAULT ZONE CUTTING WEST- OR WNW-DIPPING OURAY OR LEADVILLE LIMESTONES ON WEST FLANK OF NEEDLE MTNS UPLIFT. FAULT COULD BE SE EXTENSION OF N 57 W-TRENDING FAULTS MAPPED BY CROSS AND HOLE (1910). |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-83 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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